Linearity enhancement of multibit ΔΣ modulators using pseudo data-weighted averaging

Proceedings - IEEE International Symposium on Circuits and Systems

Volumn 3, Issue , 2002, Pages

  Hamoui, Anas A ^a   Martin, Ken ^a  

^a UNIVERSITY OF TORONTO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; COMPUTER SIMULATION; DIGITAL ARITHMETIC; DIGITAL TO ANALOG CONVERSION; LOGIC CIRCUITS; MODULATORS; MOSFET DEVICES; SIGNAL FILTERING AND PREDICTION; SIGNAL TO NOISE RATIO;

DELTA SIGMA MODULATORS; DYNAMIC ELEMENT MATCHING; INBAND SIGNAL DEPENDENT TONES; OVERSAMPLING RATIO; PSEUDO DATA WEIGHTED AVERAGING; SIGNAL TO NOISE PLUS DISTORTION RATIO; SPURIOUS FREE DYNAMIC RANGE;

DELTA SIGMA MODULATION;

EID: 0036290635     PISSN: 02714310     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (25)

1. Mismatch-shaping digital-to-analog conversion
2. A higher-order multibit ΔΣ modulator for wideband low-distortion A/D converters
3. A noise-shaping coder topology for 15+ bit converters
4. Multibit Σ-Δ A/D converter incorporating a novel class of dynamic element matching techniques
5. Linearity enhancement of multibit ΔΣ A/D and D/A converters using data weighted averaging
6. A stereo multibit SD DAC with asynchronous master-clock interface
7. Dynamic element matching techniques with arbitrary noise shaping function
8. A 120 dB multi-bit SC audio DAC with second-order noise shaping
9. An audio ADC delta-sigma modulator with 100-dB peak SINAD and 102-dB DR using a second-order mismatch-shaping DAC
10. A high resolution multibit ΣΔ ADC with digital correction and relaxed amplifier requirements
11. A low oversampling ratio 14-b 500-kHz ΔΣ ADC with a self-calibrated multibit DAC
12. A self-calibration technique for monolithic high-resolution D/A converters
13. Switched-capacitor DAC with analogue mismatch correction
14. A background calibration technique for multibit delta-sigma modulators
15. High-speed ΣΔ ADC with error correction
16. Digital estimation and correction of DAC errors in multibit ΔΣ ADCs
17. An analysis of dynamic element matching techniques in sigma-delta modulation
18. Some observations on tone behavior in data weighted averaging
19. An improved technique for reducing baseband tones in sigma-delta employing data weighted averaging algorithms without adding dither
20. Techniques for preventing tonal behavior of data weighted averaging algorithm in Σ-Δ modulators
21. A 90-dB SNR 2.5-MHz output-rate ADC using cascaded multibit delta-sigma modulation at 8x oversampling ratio
22. A 2.5-V sigma-delta modulator for broadband communications applications
23. A 14-bit current-mode ΣΔ DAC based upon rotated data weighted averaging
24. A high-performance multibit ΔΣ CMOS ADC